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Physiology Exam 1 > Quiz 1 > Flashcards

Quiz 1 Flashcards

1
Q

Cells that are secretory contain prominent Golgi apparatus so that they can hold enzymes and hormones to prevent their release to surrounding tissues. The Golgi apparatus holds these products until they are destroyed within the cell.
(T/F)

A

False

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2
Q

Organelles assist in metabolic activities of the cell, synthesize substances such as proteins, generate energy, play a key role in transport of materials within and outside of the cell, eliminate waste products, and assist the cell in reproduction.
(T/F)

A

True

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3
Q

There are two types of endoplasmic reticulum that are different in structure and function. Granular endoplasmic reticulum contains ribosomes which are made up of proteins and RNA. The ribosomes produce proteins needed within and outside of the cell.
(T/F)

A

True

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4
Q

What cellular function are the centrioles associated with?

  • Cell membrane formation
  • energy production
  • cell division (mitosis)
A

Cell division (mitosis)

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5
Q

What does chromatin become in dividing cells?

  • Nucleus
  • Ribosomes
  • Chromosomes
A

Chromosomes

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6
Q

What is the principal substance of lysosomes?

  • genetic material for reproduction of the cell
  • digestive enzymes for the digestion of damaged cellular components, food absorbed by the cell, and potentially harmful bacteria
  • energy produced by the mitochondria
A

digestive enzymes for the digestion of damaged cellular components, food absorbed by the cell, and potentially harmful bacteria

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7
Q

What separates the cell cytoplasm from interstitial fluid?

  • plasma membrane
  • nuclear membrane
  • Golgi membrane
A

Plasma membrane

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8
Q 
What are the cofactors involved in the transfer of electrons from the citric acid cycle to the electron transport chain?
A) NAD
B) FAD
C) Acetyl-Co A
D) A and B 
E) A,B, and C
A

D) A and B

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9
Q

What is the final energy substance produced by oxidative phosphorylation?

  • Adenosine diphosphate
  • nicotinamide adenine dinucleotide
  • Adenosine triphosphate
A

Adenosine triphosphate

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10
Q

What substance is formed from the first stage of catabolism of carbohydrates, lipids, and proteins to begin the aerobic stage of energy production?

  • Acetyl-Co A
  • NADH
  • ATP
  • glycolysis
A

Acetyl-Co A

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11
Q

Each gene is a portion of the DNA molecule and the combination of all genes is known as the chromosomes
(T/F)

A

True

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12
Q

What are the stages of mitosis in order with the period between successive sequences listed first?

A

interphase, prophase, metaphase, anaphase, telophase

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13
Q

What is translation?

  • the production of RNA from a DNA template
  • the production of protein from an RNA template
  • the production of a copy of DNA from a DNA template
  • the production of protein from a DNA template
A

The production of protein from an RNA template

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14
Q

Meiosis is the reduction of haploid to diploid to ensure the normal number of chromosomes are present for gamete production.
(T/F)

A

False

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15
Q

Exocrine glands are glands that secrete within the body, therefore they do not contain ducts
(T/F)

A

False

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16
Q

Which of the following it true regarding mucous membranes?

  • line the body cavities and cover the outside surface of the related organs
  • compared to the serosa, the mucosa does not contain connective tissue underneath
  • is composed of dense regular connective tissue
  • lines the hollow organs and cavities that open on the skin surface of the body and is kept moist by mucus
A

Lines the hollow organs and cavities that open on the skin surface of the body and is kept moist by mucus

17
Q

Which statement is true?

  • the epithelial tissues cover the body surface, line body cavities, form glands, and other specialized structures such as horns, claws, hair, and hooves
  • the basement membrane is composed of specialized cells that form a multicellular boundary between epithelial layers
  • the significance of the number of cell layers and shape of the cells only apply to cells found within the lining of the body cavities
A

The epithelial tissues cover the body surface, line body cavities, form glands, and other specialized structures such as horns, claws, hair, and hooves

18
Q

Below the carpus (front limb), the directional term describing the bottom of the foot is palmar
(T/F)

A

True

19
Q

For the head, the directional term that means toward the nose is ‘cranial’.
(T/F)

A

False

20
Q

The median plane passes through the body craniocaudally and divides the body into equal left and right halves
(T/F)

A

True

Physiology Exam 1 (3 decks)

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